.header {

  width: 100%;
  max-width: 2560px;
  margin: 0 auto;
  z-index: 99;
  zoom: 1;
  background-color: black;
}

.header .m-top {
  position: relative;
  z-index: 1000;
  height: 70px;
  background-color: #242424;
  border-bottom: 1px solid #000;
}

.m-top .warp {
  width: 1100px;
  margin: 0 auto;
}

.m-top .logo {
  float: left;
  width: 176px;
  height: 69px;
  background-position: 0 0;
}

.m-top .logo img {
  margin-top: 5%;
  float: left;
  width: 100%;
  /* height: 100%; */
  padding-right: 20px;
  /* text-indent: -9999px; */
}

.m-nav li,
.m-nav li span,
.m-nav a,
.m-nav a em {
  float: left;
  height: 70px;
  font-size: 14px;
}

.m-top .m-nav {
  float: left;
}

.m-nav li.lst,
.m-nav li.fst span {
  background: none;
}

.m-nav li {
  position: relative;
  background-position: right -300px;
}

.m-nav a {
  padding: 0 19px;
  text-align: center;
  line-height: 70px;
}

.m-nav a:hover,
.m-nav a.z-slt {
  background: #000;
  text-decoration: none;
  color: #fff;
}

.m-nav .cor {
  display: none;
}

.m-nav a {
  padding: 0 19px;
  text-align: center;
  line-height: 70px;
  color: #ccc;
}

.login {
  float: right;
  height: 45px;
  margin: 19px 0 0 20px;
  padding: 0 22px 0 0;
  background-position: right -47px;
  background-image: none;
}

.login .link,
.login .link:hover {
  display: block;
  width: 28px;
  margin-top: 7px;
  color: #787878;
}

.creation {
  float: right;
  width: 90px;
  height: 32px;
  cursor: pointer;
  margin: 19px 0 0 12px;
  padding-left: 16px;
  border: 1px solid #4f4f4f;
  line-height: 33px;
  color: #ccc;
  border-radius: 20px;
}

.search {
  position: relative;
  float: right;
  width: 160px;
  height: 32px;

}

.search .srchbg {
  float: right;
  width: 158px;
  height: 32px;
  background-color: #fff;
  margin-top: 19px;
  background-position: 0 -99px;
  background-color: #fff;
  border-radius: 32px;
}

.srchbg img {
  position: absolute;
  width: 20px;
  height: 20px;
  top: 26px;
  left: 10px;
}

.search .parent {
  display: block;
  position: relative;
  margin: 8px 0 0 30px;
}

.search .parent input {
  border: 0;
  color: #333;
  line-height: 16px;
  width: 95%;
  margin: 0;
  padding: 0;
  background: transparent;
}

.search .parent label {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 90%;
  color: #9b9b9b;
  cursor: text;
}

.top-b {
  z-index: 90;
  height: 35px;
  box-sizing: border-box;
  background-color: #C20C0C;
  border-bottom: 1px solid #a40011;
}

.top-b .wrap {
  width: 1100px;
  height: 34px;
  margin: 0 auto;
}

.nav-b a:hover em,
.nav-b a.z-slt em {
  background-color: #9b0909;
}

.nav-b {
  float: left;
  padding-left: 180px;
}

.nav-b a {
  color: #fff;
}

.nav-b a em {
  display: inline-block;
  height: 20px;
  padding: 0 13px;
  margin: 7px 17px 0;
  border-radius: 20px;
  line-height: 21px;
}

.nav-b li,
.nav-b a {
  float: left;
  height: 34px;
  text-align: center;
}

.nav-b a:hover,
.nav-b a.z-slt {
  color: #fff;
  text-decoration: none;
}